./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-acceleration/diamond_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-acceleration/diamond_1-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6fcd08cd378135b975d587d741b10d720e9f6a50 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-acceleration/diamond_1-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6fcd08cd378135b975d587d741b10d720e9f6a50 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:12:59,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:12:59,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:12:59,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:12:59,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:12:59,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:12:59,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:12:59,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:12:59,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:12:59,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:12:59,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:12:59,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:12:59,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:12:59,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:12:59,892 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:12:59,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:12:59,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:12:59,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:12:59,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:12:59,910 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:12:59,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:12:59,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:12:59,928 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:12:59,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:12:59,939 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:12:59,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:12:59,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:12:59,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:12:59,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:12:59,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:12:59,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:12:59,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:12:59,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:12:59,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:12:59,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:12:59,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:12:59,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:12:59,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:12:59,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:12:59,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:12:59,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:12:59,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:13:00,016 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:00,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:00,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:00,025 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:00,026 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:00,026 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:00,026 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:00,029 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:13:00,029 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:00,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:00,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:00,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:00,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:00,035 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:00,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:00,035 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:00,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:00,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:00,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:00,036 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:00,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:00,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:00,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:00,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:00,040 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:00,040 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:13:00,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:13:00,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:00,043 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fcd08cd378135b975d587d741b10d720e9f6a50 [2019-11-27 16:13:00,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:00,665 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:00,672 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:00,673 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:00,677 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:00,678 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/diamond_1-2.c [2019-11-27 16:13:00,816 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d1de6e7c/230f1d71bfd1481c88f3fcc7aa955ee1/FLAG532acf38c [2019-11-27 16:13:01,796 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:01,798 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/diamond_1-2.c [2019-11-27 16:13:01,816 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d1de6e7c/230f1d71bfd1481c88f3fcc7aa955ee1/FLAG532acf38c [2019-11-27 16:13:01,854 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d1de6e7c/230f1d71bfd1481c88f3fcc7aa955ee1 [2019-11-27 16:13:01,862 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:01,866 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:01,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:01,874 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:01,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:01,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:01" (1/1) ... [2019-11-27 16:13:01,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:01, skipping insertion in model container [2019-11-27 16:13:01,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:01" (1/1) ... [2019-11-27 16:13:01,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:01,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:02,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:02,390 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:02,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:02,480 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:02,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:02 WrapperNode [2019-11-27 16:13:02,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:02,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:02,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:02,487 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:02,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:02" (1/1) ... [2019-11-27 16:13:02,515 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:02" (1/1) ... [2019-11-27 16:13:02,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:02,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:02,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:02,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:02,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:02" (1/1) ... [2019-11-27 16:13:02,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:02" (1/1) ... [2019-11-27 16:13:02,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:02" (1/1) ... [2019-11-27 16:13:02,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:02" (1/1) ... [2019-11-27 16:13:02,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:02" (1/1) ... [2019-11-27 16:13:02,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:02" (1/1) ... [2019-11-27 16:13:02,684 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:02" (1/1) ... [2019-11-27 16:13:02,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:02,696 INFO L168 Benchmark]: Toolchain (without parser) took 824.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:02,697 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:02,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.02 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:02,702 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:02,704 INFO L168 Benchmark]: Boogie Preprocessor took 43.43 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:02,714 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 609.02 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 43.43 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:13:05,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:05,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:05,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:05,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:05,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:05,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:05,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:05,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:05,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:05,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:05,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:05,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:05,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:05,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:05,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:05,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:05,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:05,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:05,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:05,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:05,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:05,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:05,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:05,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:05,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:05,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:05,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:05,531 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:05,532 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:05,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:05,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:05,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:05,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:05,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:05,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:05,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:05,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:05,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:05,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:05,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:05,549 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:13:05,578 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:05,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:05,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:05,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:05,585 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:05,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:05,586 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:05,586 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:05,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:05,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:05,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:05,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:05,588 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:13:05,590 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:13:05,590 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:05,591 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:05,591 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:05,591 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:05,591 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:05,591 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:05,592 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:05,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:05,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:05,593 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:05,593 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:05,594 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:05,595 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:13:05,595 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:13:05,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:05,595 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:13:05,596 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fcd08cd378135b975d587d741b10d720e9f6a50 [2019-11-27 16:13:06,088 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:06,106 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:06,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:06,117 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:06,118 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:06,119 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/diamond_1-2.c [2019-11-27 16:13:06,221 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47e4beea2/68b74a319b314abca7541a87b7f837e1/FLAG85d92a2b4 [2019-11-27 16:13:06,956 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:06,958 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/diamond_1-2.c [2019-11-27 16:13:06,971 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47e4beea2/68b74a319b314abca7541a87b7f837e1/FLAG85d92a2b4 [2019-11-27 16:13:07,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47e4beea2/68b74a319b314abca7541a87b7f837e1 [2019-11-27 16:13:07,277 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:07,278 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:07,285 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:07,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:07,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:07,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:07" (1/1) ... [2019-11-27 16:13:07,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fcda2bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:07, skipping insertion in model container [2019-11-27 16:13:07,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:07" (1/1) ... [2019-11-27 16:13:07,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:07,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:07,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:07,628 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:07,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:07,667 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:07,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:07 WrapperNode [2019-11-27 16:13:07,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:07,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:07,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:07,670 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:07,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:07" (1/1) ... [2019-11-27 16:13:07,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:07" (1/1) ... [2019-11-27 16:13:07,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:07,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:07,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:07,771 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:07,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:07" (1/1) ... [2019-11-27 16:13:07,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:07" (1/1) ... [2019-11-27 16:13:07,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:07" (1/1) ... [2019-11-27 16:13:07,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:07" (1/1) ... [2019-11-27 16:13:07,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:07" (1/1) ... [2019-11-27 16:13:07,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:07" (1/1) ... [2019-11-27 16:13:07,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:07" (1/1) ... [2019-11-27 16:13:07,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:07,802 INFO L168 Benchmark]: Toolchain (without parser) took 520.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.3 MB in the end (delta: -25.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:07,804 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:07,805 INFO L168 Benchmark]: CACSL2BoogieTranslator took 384.09 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:07,807 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 997.0 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:07,808 INFO L168 Benchmark]: Boogie Preprocessor took 25.81 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:07,821 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 384.09 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 101.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 997.0 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 25.81 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...